baber/WOPTO huggingface dataset:
Patent DE-3908484-A1 (DE)
Title: Fan
Inventor: GRAF BERND
IPC: F04D25/12
Filed: 1989-03-15
Abstract: Surface-mounted wall fan, whose impeller is arranged in a box-shaped housing. Its air outlet is arranged on an approximately planar region of the peripheral wall of the housing or on a side wall of the housing.
Patent DE-3909688-A1 (DE)
Inventor: GASSER OSWALD DR
IPC: C09J5/00
Filed: 1989-03-23
Abstract: A process for adhesive bonding or encapsulating substrates by means of cationically polymerisable compositions which are photoactivated before jointing or before encapsulation and are cured after jointing or encapsulation of the substrates, in which an extended pot life is achieved, without a reduction in the wetting capacity of the compositions during the pot life, by carrying out the activation of the compositions by irradiation with visible light in the wavelength range of from 400 to 600 nm until the compositions can be applied without restrictions for more than 30 seconds after activation. The apparatus according to the invention comprises an irradiation source which emits exclusively light having a wavelength of >400 nm. 
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Patent DE-3916258-A1 (DE)
Title: Device and procedure for treatment of fresh animal blood - blood is agitated and cooled ready for transport or processing, using compact appts. and without addn. of anti coagulants
Inventor: SCHWANER DIRK DIPL ING
IPC: A23L3/36
Filed: 1989-05-19
Abstract: Blood is stirred in a receiving vessel without producing froth, and is immediately transferred by a pump to a cooling device. During stirring, the blood is moved downwards and outwards towards the wall of the vessel. A peristaltic pump is used and is operated by a capacitative level switch in the vessel. The cooler is in the form of a coaxial cylinder, and flow of the coolant is regulated by the temp. of the blood. The receiving vessel, pump and cooler are placed immediately adjacent to each other, and are mounted in an easily transportable enclosure. USE/ADVANTAGE - Used in the handling of fresh animal blood which must be prevented from coagulating in the period between slaughtering and further use. A system of natural treatment is provided, i.e. the addn. of chemicals avoided, and the blood is treated without the need for large receiving vessels. The proposed treatment has no effects which might interfere with the operation of subsequent processing stages.
Patent DE-3919140-A1 (DE)
Inventor: LANGER GEB LAYHER
IPC: E04H3/12
Filed: 1989-06-12
Abstract: The support device for load-bearing elements in grandstands or scaffoldings has a height-adjustable foot piece (60) comprising a foot plate (111), a threaded spindle (114) and a conventional nut (115). Fastened to a sleeve (120) are vertical plates (122). The latter have pins (125). Placed on the pins (125) are the eye heads (132) of inclined struts (130) which are fastened, in a suitable manner, to load-bearing parts of the load-bearing elements in grandstands or scaffoldings so as to be adjustable in length. <IMAGE>
Patent DE-3919197-A1 (DE)
Title: Tanning, skin massaging and moisturising method - providing clean, moisturised air via filter in cabin equipped with air pulsator and steam generator
Inventor: HOELTER HEINZ DIPL ING
IPC: A61H9/00
Filed: 1989-06-13
Abstract: A tanning cabine is equipped with an air pulsator and steam generator. A chemical absorption filter acts as a fungicide and removes bacteria from the air. A skin massage is thus provided as well as a supply of clean, moisturised air for breathing. Emulsions can be added to the air and/or steam supply for good skin compatibility during the tanning process to remove negative effects. Recommended emulsions can be additional introduces for the air pulses directed to the breathing zone. ADVANTAGE - Stimulates blood circulation. Counteracts risk of skin cancer from tanning.
Patent DE-3920305-A1 (DE)
Inventor: HAAKE HEINRICH
IPC: B02C4/30
Filed: 1989-06-21
Abstract: In a continuous crusher in which an impact crushing roller, which circulates in the conveying direction, rotates at high speed over a conveying channel section constructed as a crusher counter-bearing, which impact crushing roller has, on a shaft mounted on both sides, a roller connected fixed in terms of rotation at its ends to the shaft, said roller being formed from alternate circular plates and congruent discs which are connected to one another, cover the same area and are equipped with holders for impact crushing tools and are arranged in such a way that adjacent discs are arranged offset with respect to one another by half the arc of the distance between their crushing tools, it is provided according to the invention that the discs have a polygonal edge on which a multiplicity of impact crushing tools are arranged in a star shape and a side of a polygon is assigned in each case to an impact crushing tool, the holders being attached on the sides of the polygon, and that the edges of the plates are arranged between the discs outside the polygon circumscribed by the polygon branches. <IMAGE>
Patent DE-3924075-A1 (DE)
Title: Sintering furnace for raw material treatment - has continuously moving belt and burner assembly
Inventor: KETTENBAUER FRANZ
IPC: F23M11/04
Filed: 1989-07-20
Abstract: The furnace is used for heating material which may be sintered.  It has a continuous conveyor belt (20) running along the length of the furnace and has burners (2) in the side of the furnace, with combustion chamfbers (31) in the space between the upper and lower runs of the belt. The fuel (81) and primary air (602) for each burner are mixed upstream of a mixing cone (32) with a number of circular openings (33).  Secondary air (612) is admitted in the space surrounding the cone and flows through the openings to mix with the primary air-fuel mixture. USE - Sintering furnace for minerals.
Patent DE-3927371-A1 (DE)
Inventor: OBERMEIER MANFRED
IPC: B29C35/06
Filed: 1989-08-19
Abstract: A method for producing an electric line is specified, having an envelope of an insulating material which can be cross-linked. In order to increase the capacity of the production plant, at least two lines are intially continuously connected to one another, in an easily detachable manner, while fitting the envelopes along a generatrix. The lines are then drawn through a CV plant together, in order to cross-link the insulating material of the envelopes, and are separated from one another before they are processed further. <IMAGE>
Patent DE-3928191-A1 (DE)
Title: Electronic central amplifier of HI=FI system - identifies input signal signal source for preamplifier to allow automatic switching
Inventor: HERRMANN HANS GEORG DIPL ING
IPC: H04B1/20
Filed: 1989-08-25
Abstract: The electronic hi-fi appts. has a pre-amplifier and output amplifier coupled to a required combination of input sources, e.g. a record player, compact disc player, tape recorder, cassette player, video recorder etc. The pre-amplifier has a LF input recognition circuit used in combination with an input selection logic for identifying the source providing the received input signals to allow the amplified signals to be fed to the corresp. channel for providing a corresp. digital signal and for automatic switching of the pre-amplifier and the output stages. Pref. the input selection logic uses a pulse converter allowing static signals to be converted into pulses fed to a decimal/binary converter providing a 3-bit code. ADVANTAGE - Automatically switches on active loudspeakers and switches off other equipment not in use.
Patent DE-3931925-A1 (DE)
Title: Ergonomic measurement tester for office work-place - has spirit level rotatable about axis parallel to flat side surface of housing with tape measure and mirror
Inventor: GROOTHUITZEN THEODORUS JOHANNE
IPC: G01B3/10
Filed: 1989-09-25
Abstract: The housing (1) has an even side surface (2) and a tape measure (3) which can be unrolled in the usual manner through an opening (4) in the housing. A spirit level (5) is mounted on or in a wall of the housing. The spirit level is rotatable about an axis extending in parallel to the even side surface. A mirror is mounted in the housing. The housing has the shape of a flat tin can, two narrow sides (9,2) forming a right-angled corner. An edge region of this angle has a slit running in parallel to form an opening (4) for the tape measure. The spirit level is rotatable about an axis running vertically to a wide side (10) of the housing. The mirror (6) is mounted on the other side (11). ADVANTAGE: Encompasses all important ergonomic aspects by single, handy appts. simple and uncomplicated in working.
Patent DE-3932344-A1 (DE)
Title: On=line evaluation of cathode erosion in electron beam welding - comprising circuit and computing to monitor cathode heater voltage accelerator voltage and beam current for timely cathode change
Inventor: SIEVERS ERNST RAINER DR ING
IPC: H01J37/315
Filed: 1989-09-28
Abstract: A circuit to assess the state of erosion of the cathode of an electron beam welding installation aquires at least one of the electrical parameters of cathode operation.  Between the sensors and the evaluation circuit is pref. a data processing unit. Communication from a heating voltage sensor and the circuit is pref. by a transmitter and a receiver coupled by an optical light guide. USE/ADVANTAGE - Optimised preventive maintenance for E.B.  welding. The cathode is changed exactly when necessary and not at some predetermined time period.
Patent DE-4004741-A1 (DE)
Title: Display cabinet with goods compartment - has modular vertical partition, and cover with clamp joining them
Inventor: SCHAEFER ORTWIN
IPC: A47F5/00
Filed: 1990-02-15
Abstract: The goods display cabinet has a compartment (1) in which  is a modular vertical partition (3). Along the partition (3) front edge facing the customer is a cover (4). The partition (3) and cover (4) are detachably joined, by means of a clamp. The cover (4) extends the entire length of the goods compartment. The partition (3) modules are interlocked by plug connections fitting into the back of them. USE/ADVANTAGE - The goods display cabinet is safe for use.
Patent DE-4004916-A1 (DE)
Title: Cleaning appts. with fluid reservoir in hollow handle - incorporates dosing slider in duct leading to cleaning body
Inventor: HAAS FLORENTIN
IPC: A47L1/08
Filed: 1990-02-16
Abstract: The cleaning apparatus has a body supporting the cleaning element and fitted with a hollow handle wherein a duct leads from the hollow handle through the body to the cleaning element and contains a shut-off member. The hollow handle (10) contains a supply container (16) for a cleaning fluid closable by a lid (18). The shut-off member is a dosing device such as a dosing slider set displaceable across the axis of the handle. USE/ADVANTAGE - Compact unit for cleaning vehicles.
Patent DE-4008059-A1 (DE)
Title: Brake light circuit for motor vehicle - has flasher unit in series with switch to draw attention to lights
Inventor: KLOCKE GUNTHER
IPC: B60Q1/44
Filed: 1990-03-14
Abstract: The positove battery line of the brake light switch is removed and attached inserted to a time interval switch relay (1). The output terminal of the relay is worked through an electric wire to the positive terminal of the light switch (2). The time-interval relay is also coupled to the body work, as vehicle ground, using a wire. Upon operating the footbrake and the consequent pulse output to the brake lights, theses lights are seen to flash. ADVANTAGE - Increases following drivers awareness of braking by vehicle ahead.
Patent DE-4008341-A1 (DE)
Title: System zur Lenkung von Projektilen mittels eines Richtstrahls, der in Polarkoordinaten codiert ist
Inventor: COUDERC GEORGES
IPC: G01S1/70
Filed: 1990-03-15
Abstract: In einem Leitsystem für Projektile wird ein Richtstrahl verwendet, der in Polarkoordinaten codiert ist. Die Abschußstation (1) umfaßt: - Mittel zur Verfolgung eines Zieles (2) und Definition einer Visierlinie (LV); - Mittel zur Abtastung eines Leitkegels (5), dessen Symmetrieachse (AS) der Visierlinie (LV) nachgeregelt wird, mittels eines Laserstrahls (3), wobei dieser Kegel aus elementaren Zellen besteht, die nacheinander durch den Strahl (3) beleuchtet werden, der durch einen akustooptischen Ablenker in einer Ebene abgelenkt wird, die durch die Symmetrieachse (AS) verläuft, wobei ferner eine optomechanische Kreisabtastvorrichtung vorgesehen ist, welche diese Ebene verdreht; - Mittel zur Modulation des Strahls (3) mit einer binären Sequenz, welche die Polarkoordinaten (Thetarho) der beleuchteten Zelle wiedergibt; während das Projektil (4) aufweist: - Mittel zum Empfangen des Laserstrahls (3), zur Demodulation desselben und zum Decodieren der Polarkoordinaten; - Mittel zum Bestimmen einer Flugbahnkorrektur, wodurch das Projektil sich an die Symmetrieachse (AS) des Leitkegels annähert.
Patent DE-4008691-A1 (DE)
Title: Prodn. of pyrrolo:thiadiazol:ylidene:imino-benzoxazinone herbicides - from 2-amino-5-fluoro-phenol via new chloro:acetanilide cpds. under mild reaction conditions
Inventor: GANZER MICHAEL DIPL CHEM DR
IPC: C07D513/04
Filed: 1990-03-15
Abstract: Prodn. of 4-substd.-6-pyrrolothiadiazolylidene imino -7-fluoro-benzoxazinones (I) comprises reacting 2-amino-5-fluorophenol (II) with chloroacetyl chloride (III), nitrating the resulting chloroacetanilide (IV), reducing the nitro-chloroacetanilide (V) obtd., reacting the resulting amino-chloroacetanilide (VI) with a thione XYC=S (VII), cyclising the isothiocyanato-chloroacetanilide (VIII) obtd., reacting the resulting isothiocyanato-benzoxazinone (IX) with a 2-aminopyrroline (X) and reacting the 4-unsubstd.  6-pyrrolothiadiazolylideneimino- 7-fluoro-benzoxazinone (XI) obtd.  with an alkylating, alkenylating or alkynylating agent R12 (XII). R1 = 1-6C alkyl, 2-6C alkenyl or 3-6C alkynyl; R2, R3 = H or 1-4C alkyl; X = chlorine or imidazolyl and Y = chlorine, imidazolyl or dialkylamino; Z = chlorine, bromine, iodine, methanesulphonyloxy or p-toluenesulphonyloxy. USE/ADVANTAGE - Cds. (I) are herbicides. The method is problem-free and is carried out under mild conditions.
Patent DE-4012524-A1 (DE)
Inventor: MAINARDI GIANFRANCO
IPC: B25J19/00
Filed: 1990-04-19
Abstract: A fixing cartridge (20) is mounted on the slide of a linear-movement unit. The slide can be moved and positioned on at least one guide rod (8). The fixing cartridge (20) contains two clamping members (34r, 34l) of identical design orientated symmetrically to one another with regard to a surface disposed perpendicularly on the guide rod. The clamping members (34r, 34l) have head pieces (38r, 38l) sitting on the guide rod (8) and control surfaces (50l) which are remote from the head pieces (38r, 38l) and via which the clamping members are expanded by an expanding pin (48) so that the head pieces hold fast on the guide rod (8). The expanding pin (48) is held by an annular sleeve (46) which surrounds the clamping members and against which a pressure member (54) acts against the preloading force of a helical spring (44). The pressure member is located at the base of a cylindrical housing into which a fluid line leads. 
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Patent DE-4015987-A1 (DE)
Title: Hot gas heat exchanger - uses liquid heat carrier, in contact with all materials
IPC: F24H1/10
Filed: 1990-05-18
Abstract: The heat exchanger is for heat transfer from acidic hot gases (11), where the heat is directly transferred to a fluid, running downwards in a funnel-like container, and then to a heat exchanger under the container. The hot fluid-gas mixture transfers heat via deflexions (15) and constrictionsa (4), to the heat exchanger (12), located in the reverse flow. - Waste gas is pressed upwards via channels (8, 13). The residual heat is used to heat the cooler fresh air in reverse flow. All surfaces in contact with the flowing hot gas, are covered by the fluid (14), and the container and heat exchanger may consist of corrosion-proof synthetic material. (5pp Dwg.No.1/2)
Patent DE-4020681-A1 (DE)
Title: Internal cylinder pressure measurer for IC engine - selectively passes cylinder pressure detector signals to computer performing real=time pressure parameter derivation
Inventor: DEMIZU AKIRA
IPC: G01L23/08
Filed: 1990-06-25
Abstract: An arrangement for measuring the internal cylinder pressure of a multicylinder i.c. engine (1) has a number of detectors (6-9) for measuring the pressure in each cylinder (2-5). A signal selector (29) successively passes pressure signals from the detectors to a computer (26). The computer derives the pressure parameters from the received signals. A crankshaft detector (10) measures the crankshaft angle of the engine for the derivation of a basic clock signal. USE/ADVANTAGE - Enables real-time measurement and indication of the internal cylinder pressure of i.c. engine for engine control using reduced memory capacity and at lower cost.
Patent DE-4020845-A1 (DE)
Title: Box for holding cigarette ends and ash - has filler hole covered by spring loaded slider
Inventor: PAYER ADOLF
IPC: A24F19/00
Filed: 1990-06-29
Abstract: The box (12) for cigarette ash and cigarettes is of rectangular form and is of such a size that it can be conveiently carried in the pocket. The top panel of the box has a hole (13) to receive the cigarette ends and ash. This hole (13) can be closed by a slider fitted inside the box immediately under the top panel. This slider is held in the closed position by a spring and can be opened by a small knob (17) which projects through a slot (18) in the side wall. The box can be emptied by swinging open a hinged lid (20) which is held closed by a catch (30). USE - Portable ash tray.
Patent DE-4022380-A1 (DE)
Title: Electrical security system e.g. for art gallery - has insulated contact pads for HT pulses at preset frequency to induce neuro=muscular shocks
Inventor: SCHMOELZING PETER
IPC: H05C1/04
Filed: 1990-07-13
Abstract: The electrodes are mounted in flat form in a flexible insulating film (4) which is shaped to protect an area. The impulse generator (3) in battery powered and is started by contact switches, or by a remote control. The HT pulses are applied at 18-22 H2, which resonate with the neuro-muscular signals. The pulse strength, voltage and duration are selected to incapacitate an intruder without too high an injury risk. The interdigitated electrode have preset spacings. The protective films can be hidden under carpets. ADVANTAGE - Efficient deterrent to protect valuable sites.
Patent DE-4022487-A1 (DE)
Title: Aerostatic bearing base - comprises alternating layers of ceramic plates and film with breaks in film to give air feed and form air jets
Inventor: GUYENOT VOLKER DR SC TECHN
IPC: C04B35/626
Filed: 1990-07-14
Abstract: The basic body of a linear guide for an aerostatic bearing and the like, with connections for compressed air feed and distribution and air jets, composed of alternating layers of ceramic plates (1), film (2) and a ceramic closure (3). Breaks are formed in the film layers (2) for the air feed to give the contours for the air jets. An air distribution channel (4) is in each ceramic plate (1). ADVANTAGE - The assembly is a precision unit, with high resistance to wear, is free of magnetism and is unaffected by temp. The assembly is simple to produce.
Patent DE-4023695-A1 (DE)
Title: Pipe laying equipment for sewers - comprises solid body with flat underside, and concave upper side to accommodate pipes
IPC: E03F3/06
Filed: 1990-07-26
Abstract: The underside (5) of the solid body acts as a standing surface, and the cylindrical concave upper side (6) of the body serves as a location for the pipes. The upper side has a radius (R) corresp.  to the external radius of the pipe, and extends in a  peripheral direction over a width (alpha) at an angle between 30 and 70 deg. The length of the body equals that of a pipe, or is less than a pipe length. The upper side (6) has a central longitudinal recess (15) which accommodates a pipe location cushion (16). On its face sides, the body has apertures (17) to accommodate bolts, and on its lateral wall parts (11a, 12a) connecting the upper and lower sides are retention grips. The body is made of concrete, steel concrete, stoneware, plasticse or metal. USE - For the laying of sewer pipes.
Patent DE-4024364-A1 (DE)
Inventor: FRISCHE RAINER DR
IPC: C08G59/18
Filed: 1990-08-01
Abstract: In a process for preparing plastics comonomers and plastics from raw fats and oils containing unsaturated fatty acids, raw unsaturated fats and oils are oxidized with performic acid or peracetic acid to epoxy or hydroxy compounds. To prepare plastics, the epoxy or hydroxy compounds are then converted to polymers with duo- or multifunctional compounds capable of reacting with epoxy or hydroxy groups.
Patent DE-4026173-A1 (DE)
Title: Alleviating consequences of stroke by EM therapy - generating controlled, fluctuating directional magnetic field in parallel to predetermined axis extending through brain tissue of patient
Inventor: LIBOFF ABRAHAM R
IPC: A61N2/04
Filed: 1990-08-16
Abstract: The stroke treatment medical equipment (20) is applied to a patient (22) in an invalid bed (24). The cranium (26) of the patient is positioned between the field windings or coils (28,30) generating the magnetic flux. Each coil has at least two windings - one for a.c. and the other for d.c. A full wave rectifier and oscillator are assigned to the a.c.  windings. A field sensor arrangement measures the density of the magnetic flux along the predetermined axis. The applied magnetic field can produce a signal to maintain a  preselected ratio of frequency to effective flux density and  maintain the functioning of the tissue and limit oedema by controlling ion electrolyte balance. ADVANTAGE - Non-invasive.
Patent DE-4028764-A1 (DE)
Title: Prepn. of poly-D,L-lactide for use in implants
Inventor: STRICKER HERBERT PROF DR
IPC: A61K9/20
Filed: 1990-09-11
Abstract: The prepn. of poly-D,L-lactide comprises ring opening polymerisation of D,L-lactide in the presence of polymerisation catalysts and a certain amt. of polylactic acid. Poly-D,L-lactide of inherent viscosity 0.15-0.25 dl/g (in CHCl3 at 25 deg.C.) is new.
Patent DE-4031955-A1 (DE)
Title: Low-temp. cooling of tubular electric conductors of induction coils - with conductor acting as evaporator tube, for particle accelerators, magnetic tomography, and induction heating, uses waste-heat
Inventor: SCHMIDT EDWIN
IPC: G01R33/38
Filed: 1990-10-09
Abstract: This is a method, and associated equipment, for low-temp.  cooling of tubular conductors of current-carrying coils used for producing electric magnetic fields, in partic. electric induction coils for particle accelerators and magnetic tomography or for inductive heating of metals in induction furnaces and for inductive pyrolysis of waste materials with metal- or graphite-particle addition. The cold potential for this is produced by means of an absorption cold generator receiving its impulse from waste heat from the inductively-heated materials, with the tubular electric conductor acting as an evaporator tube; and also, if necessary, by means of a compression refrigerator. USE/ADVANTAGE - Drawbacks, including cost, of usual systems (including the use of cryogenic gases) are avoided, and a low-temp. cooling of conductors, with a permanent intensive effect, is ensured which is without technical complication and is economical.
Patent DE-4037049-A1 (DE)
Title: Microcomputer control operating device for tetraplegia - uses intraoral plate with spaced sensors operated by tongue
Inventor: SCHMITT WALTER DIPL ING DR
IPC: A61F4/00
Filed: 1990-11-22
Abstract: The operating device comprises an intraoral sensor field (12) which can be operated by the tongue, to supply switch signals to the microcomputer control. The sensor field (12) is provided by a plate, shaped to fit into the mouth, with a number of sensors (0..10) spaced across its surface, for operation by the tongue. - The sensors (0..10) are provided as open bores in which the tip of the tongue can be inserted, the spacing between the sensors (0..10) allows a signal sequence to be provided by simultaneous operation of more than one sensor (0..10).